If - - are zeroes of the polynomial f x -2 x 2-5 x -10- then value of - isA- -5B- 5C- -5 - 2D- 2 - 5

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Formation of a Quadratic Equation From It's Roots

If α, β are z...

Question

If α, β are zeroes of the polynomial f(x) = 2x² + 5x - 10, then value of αβ is

-5

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-5/2

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2/5

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α, β

2 x^{2} + 5 x + 1

α + β + α β

If $α$ and $β$ are the zeros of the polynomial $2 x^{2} + 7 x + 5$ , write the value of $α + β + α β .$

\frac{21}{4}

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